<template>
  <div class="articleEdit">
    <h1>{{id?'编辑':'新建'}}文章</h1>
    <el-form label-width="120px" @submit.native.prevent="save">
      <el-form-item label="所属分类">
        <el-select v-model="model.categories">
          <el-option v-for="item in categories " :key="item.id" :label="item.name" :value="item.id"></el-option>
        </el-select>
      </el-form-item>
      <el-form-item label="标题">
        <el-input v-model="model.title"></el-input>
      </el-form-item>
      <el-form-item label="详情">
        <vue-editor v-model="model.body" useCustomImageHandler @imageAdded="handleImageAdded"></vue-editor>
      </el-form-item>
      <el-form-item>
        <el-button type="primary" native-type="submit">保存</el-button>
      </el-form-item>
    </el-form>
  </div>
</template>
<script>
import { VueEditor } from "vue2-editor";
export default {
  props: {
    id: {}
  },
  data() {
    return {
      model: {
        body: ""
      },
      categories: [],
    };
  },
  components: {
    VueEditor
  },
  methods: {
    async handleImageAdded(file, Editor, cursorLocation, resetUploader) {
      var formData = new FormData();
      formData.append("file", file);
      const res = await this.$http.post("admin/upload", formData);
      Editor.insertEmbed(cursorLocation, "image", res.data.file.url);
      resetUploader();
    },
    async save() {
      let res;
      if (this.id) {
        let res = await this.$http.post(
          `admin/articleupdate/${this.id}`,
          this.model
        );
        this.$router.push("/articles/list");
        this.$message({
          type: "success",
          message: "编辑成功"
        });
      } else {
        let res = await this.$http.post("admin/articlecreate", this.model);
        this.$router.push("/articles/list");
        this.$message({
          type: "success",
          message: "保存成功"
        });
      }
    },
    async fetchCatgories() {
      const res = await this.$http.post("admin/seclist");
      const arr = res.data.data;
      this.categories = arr.filter(function(item, index, array) {
        return item.toplist.name == "新闻资讯";
      });
    },

    async fetch() {
      const res = await this.$http.get(`admin/articledetail/${this.id}`);
      this.model = res.data.data;
      this.$set(this.model, "categories", res.data.data.Superiorid);
    }
  },
  created() {
    this.id && this.fetch();
    this.fetchCatgories();
  }
};
</script>

